removed unnecessary package.
removed unnecessary package.

jpwiddy/NgDotNetCore,s-gotou/SF-kinjiro,jpwiddy/NgDotNetCore,mak-in/sf-attendance,s-gotou/SF-kinjiro,asadsahi/AspNetCoreSpa,asadsahi/AspNetCoreSpa,sf-takaki-umemura/angular-study,mak-in/sf-attendance,hillinworks/echoisles,mak-in/sf-attendance,mak-in/sf-attendance,jpwiddy/NgDotNetCore,asadsahi/AspNetCoreSpa,asadsahi/AspNetCoreSpa,jpwiddy/NgDotNetCore,sf-takaki-umemura/angular-study,hillinworks/echoisles,sf-takaki-umemura/angular-study,hillinworks/echoisles,sf-takaki-umemura/angular-study,s-gotou/SF-kinjiro,hillinworks/echoisles,s-gotou/SF-kinjiro,jpwiddy/NgDotNetCore